KVM: x86 emulator: move invlpg emulation into a function
It's going to get more complicated soon.
Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 8c38f6c..c522b4e 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -2477,6 +2477,15 @@
return X86EMUL_CONTINUE;
}
+static int em_invlpg(struct x86_emulate_ctxt *ctxt)
+{
+ struct decode_cache *c = &ctxt->decode;
+ emulate_invlpg(ctxt->vcpu, linear(ctxt, c->src.addr.mem));
+ /* Disable writeback. */
+ c->dst.type = OP_NONE;
+ return X86EMUL_CONTINUE;
+}
+
static bool valid_cr(int nr)
{
switch (nr) {
@@ -3966,10 +3975,7 @@
rc = X86EMUL_PROPAGATE_FAULT;
goto done;
case 7: /* invlpg*/
- emulate_invlpg(ctxt->vcpu,
- linear(ctxt, c->src.addr.mem));
- /* Disable writeback. */
- c->dst.type = OP_NONE;
+ rc = em_invlpg(ctxt);
break;
default:
goto cannot_emulate;